baber/WOPTO huggingface dataset:
Patent RU-2738962-C1 (RU)
Title: Device for reloading and monitoring tightness of fuel assemblies of nuclear reactor
Inventor: Morkin Mikhail Sergeevich
IPC: G21C17/07
Filed: 2020-03-02
Granted: 2020-12-21
Abstract: FIELD: nuclear power engineering. 
     SUBSTANCE: device for reloading and monitoring tightness of fuel assemblies (FA) of a nuclear reactor comprises a telescopic bar made in the form of three sections, capturing a movable and controlled assembly, a gas supply system, a system for controlling content of radionuclides in gas, including a measuring device for radioactive fission products, a gas flow stimulator and a pipeline. Outer and middle sections are covered with covers. Outer section of the rod is tightly fixed in a small turning plug. Slots are made in side surface of middle section and in cover. Grip is connected with drive and is configured to move inside middle and inner sections. At the pipeline section of the radionuclides content monitoring system between the middle section cavity and the measuring device, the first valve is additionally installed. Between the measuring device and the flow stimulator there is a capacitance and a second valve. Volume of the tank is selected not less than the volume of gas in the pipeline section from the middle section cavity to the first valve. 
     EFFECT: invention allows simplifying the control device design. 
     6 cl, 1 dwg
Patent RU-2743425-C1 (RU)
Inventor: Menshutina Natalya Vasilevna
IPC: A61L15/22
Filed: 2020-03-27
Granted: 2021-02-18
Abstract: FIELD: medicine.SUBSTANCE: group of inventions relates to the field of medicine, namely to a hemostatic agent based on chitosan, characterized in that it is produced using a non-woven material with a surface density of 20 g/m2to 105 g/m2, impregnated with chitosan aerogel. The invention relates to a method for producing a chitosan-based hemostatic agent, which consists in preparing a chitosan solution followed by supercritical drying, characterized in that a ready-made chitosan solution with a concentration of 1 to 4 mol/l is poured into a non-woven material to form a chitosan gel for at least 6 hours. After that, the product is washed to a neutral pH and the solvent is replaced with a step-by-step increase in the solvent concentration to 10-50-70-90-100-100-100% by weight and subsequent drying of the hemostatic agent using the supercritical drying process.EFFECT: group of inventions provides increased efficiency in the use of a hemostatic agent.6 cl, 3 tbl
Patent RU-2738827-C1 (RU)
Inventor: Yurkin Aleksandr Aleksandrovich
IPC: E04F13/10
Filed: 2020-04-28
Granted: 2020-12-17
Abstract: FIELD: construction. 
     SUBSTANCE: invention relates to production and assembly of mosaic-type finishing materials. Technology for making and assembling facing set includes use of prepared elongated moulded material from wood as base for production of workpieces formed during its crosswise division, treatment of obtained workpieces with protective composition with their further separation to form at least three different-thickness segments, combining of which into a single structure by their stacking with back sides provides creation of a front surface, manufacturing of a set of two panels, each of which consists of reinforcing base, having connected with it rear sides obtained earlier, different in thickness segments forming a complete finishing fragment of mosaic type, which is joined part of facing material. Both panels are joined to form a unit, in which each segment of one base with the front surface adjoins the front surface of the segment of the other base with formation of different-height connecting sections limiting segments displacement. 
     EFFECT: technical result is improvement of mounting quality. 
     11 cl, 5 dwg
Patent RU-2740998-C1 (RU)
Title: Установка для получения эмульсии из несмешивающихся жидкостей
Inventor: Yamshchikov Andrej Evgenevich
IPC: B01F3/08
Filed: 2020-05-18
Granted: 2021-01-22
Abstract: Предложена установка для получения топливной смеси мазут-вода, содержащая входной и выходной краны, насосный агрегат, три смесительных устройства и датчики давления, где смесительные устройства выполнены в виде гидродинамических кавитационных реакторов проточного типа, при этом первый кавитационный реактор установлен перед насосным агрегатом, второй кавитационный реактор установлен после насосного агрегата и соединен с выходным краном, а также, через байпасную линию, со входом в насосный агрегат, а третий кавитационный реактор установлен на байпасной линии. Технический результат - создание установки для получения эмульсии из несмешивающихся жидкостей, в частности топливной смеси мазута и воды, которая обеспечивает получение качественной и стабильной топливной смеси мазут-вода с дисперсностью 10-6-10-7, счет обеспечения условий достижения максимальной интенсивности кавитационного воздействия для получения гомогенного микродисперсного состава эмульсии без необходимости синхронизации работы нескольких насосов, что повышает надежность работы установки и снижает ее энергопотребление. 1 ил.
Patent RU-2738771-C1 (RU)
Inventor: Chelpanov Andrej Alekseevich
IPC: G01R33/00
Filed: 2020-06-01
Granted: 2020-12-16
Abstract: FIELD: measurement. 
     SUBSTANCE: invention can be used to measure oscillation propagation time in a solar atmosphere. Essence of invention consists in fact that detecting dominant frequencies in oscillations at different altitude levels, subsequent narrow-band filtering of signals at dominating frequency and measurement of time delay between filtered signals belonging to different heights, using modulation by solar flare of amplitude of oscillations constantly present in lower layers of solar atmosphere, formed trains of signals of increased amplitude are tracked successively on each of the altitude levels and delay is measured from the moments of crossing signals in trains of zero line, after which the average propagation time is determined from a given mathematical expression. 
     EFFECT: possibility of simplifying the procedure for measuring time delay of signals, as well as elimination of ambiguities arising during measurements. 
     1 cl, 1 dwg
Patent RU-2757147-C1 (RU)
Title: Power unit with machine power conversion
Inventor: MOROZOV VLADIMIR IVANOVICH
IPC: F02C6/02
Filed: 2020-11-10
Granted: 2021-10-11
Abstract: FIELD: power engineering. 
     SUBSTANCE: power unit is comprised of an electric generator (EG) (1) kinematically coupled with a turbine compressor (TC) (2) on the side of the compressor entrance, a heat source (4), a heat regenerator (5), a refrigerator heat exchanger (6) of the system for removal of low-potential heat from the working circuit with a liquid heat carrier, a main line (16) including a heat exchanger (18), removing the gaseous rotor cooling working fluid from the cavity of the EG (1) on the side opposite to the location of the TC (2). The main line (16) communicates with the cavity of the EG (1) on the side of the TC (2), forming a closed autonomous cooling circuit for the rotor of the EG (1). The circuit includes an electrically driven fan (17), a normally closed drainage electric valve (19), a sensor (20) of the pressure in the cavity of the EG (1). A hydraulic gate is made between the compressor and the EG (1), in the form of a two-sided impeller with two impeller wheels (10, 11) separated by a disk (12). The shared channel (A) of the impeller wheels (10, 11) communicates with the outlet of the electric pump (7), the entrance whereof communicates with the main line for supplying the liquid heat carrier to the refrigerator heat exchanger (6), via a pipeline (8) including a shut-off valve (9). The channel (A) communicates with the main line for removing the liquid heat carrier from the refrigerator heat exchanger (6) via a pipeline (13) including a throttle plate (14) and a check valve (15). 
     EFFECT: invention is aimed at increasing the efficiency of the power unit, the performance coefficient thereof, by reducing the power losses caused by friction of the rotor of the electric generator with the gas cooling the rotor by reducing the pressure of the gaseous working fluid of the power unit used for cooling the rotor of the electric generator at the established operation mode with sufficient cooling of the rotor. 
     1 cl, 2 dwg
Patent RU-2763337-C1 (RU)
Title: Apparatus for automated dehumidification of bulk substances
Inventor: DYAKOV IVAN FEDOROVICH
IPC: F26B17/10
Filed: 2020-11-25
Granted: 2021-12-28
Abstract: FIELD: drying. 
     SUBSTANCE: apparatus for automated dehumidification of bulk substances relates to drying equipment and is intended for dehumidifying an agent (e.g., grain, malt, and other bulk substances). The apparatus comprises a cylindrical chamber consisting of two parts, the first part consists of a body, a hopper, an ioniser and an electromagnet, wherein the inputs of the ioniser and the electromagnet are connected with the first and second outputs of the electronic control unit, respectively, and the second part of the cylindrical chamber consists of the coaxially arranged inner and outer shells interconnected by perforated dividers, wherein the inner shell is made of a porous powder material exhibiting a capillary effect, installed at the outlet of the chamber is a shutoff valve perforated with holes, wherein the diameter of the perforated holes is smaller than the size of particles of the dehumidified agent, and said shutoff valve is tightly pressed to the outlet of the chamber by a spring rigidly coupled with the inner shell, a humidity sensor is also installed on the shutoff valve at the side of the cylindrical chamber, the output whereof is connected with the input of the electronic control unit, the shutoff valve is hingedly coupled with the inner shell by one end, and connected with the outer shell is a console, hingedly coupled with the free end whereof is a solenoid, the movable core whereof is hingedly coupled with the free end of the shutoff valve, and the input of the solenoid is connected with the third output of the electronic control unit. 
     EFFECT: automation of the dehumidification process and acceleration thereof due to the reduction in the dehumidifying time, simplification of the apparatus, and increase in the operating life. 
     1 cl, 1 dwg
Patent RU-2753367-C1 (RU)
Title: Chain transmission
Inventor: GANIEV MAKHMUT MASKHUTOVICH
IPC: F16H7/12
Filed: 2020-11-25
Granted: 2021-08-13
Abstract: FIELD: mechanical engineering.  
     SUBSTANCE: invention relates to mechanical engineering. The chain transmission contains driving and driven sprockets, a chain covering them, a tensioning device in the form of a tensioning roller. The driven sprocket is mounted on a movable lever, which is pivotally connected with the rack at one end, the tensioner having two rollers is made in the form of a telescopic double-arm lever and mounted on a movable lever. The double-arm lever is equipped with springs to ensure the movement of the rollers in the radial direction.  
     EFFECT: improved transmission reliability is provided.  
     1 cl, 1 dwg
Patent RU-2758475-C1 (RU)
Title: Method for detecting enteroaggregative escherichia coli strains from the colon in patients with inflammatory bowel diseases
Inventor: Kruglov Egor Evgenevich
IPC: C12Q1/68
Filed: 2020-12-04
Granted: 2021-10-28
Abstract: FIELD: biotechnology. 
     SUBSTANCE: method is implemented by that, unlike known methods for detecting the enteroaggregative strain of Escherichia coli, a set of 4 specific primers for a unique combination of SNP polymorphisms of a glutamate decarboxylase (gad) gene of the Escherichia coli strain ONT:H30 18-726; sequences of primers used in the first reaction mixture: F1: CGTCAGAACCTGGCCACTTTT; R1: TATCCGTTGGTTTGCCTGCA (PCR product size: 292 bp); primer sequences of the second reaction mixture: F2: TCGACCTGCGTTGCGTAAAC; R2: CATCCCAGTAGCGGGCG (PCR product size: 240 bp) are used, the reaction composition is: water, a pair of primers - 0.4 mcM each, 1x buffer for amplification, Mg 2+  concentration - 2.5 mM, 1x SybrGreen for real-time detection, 1x polymerase solution without exonuclease activity, DNA matrix - 5 mcl per 20 mcl of reaction medium, amplification mode is as follows: 1) 95°C - 5 min; 2) 95°C - 30 s (40 times); 3) 65°C - 20 s (40 times); 4) 72°C - 20 min; 5) 72°C - 5 min; detection is possible both in real time and by gel electrophoresis.  
     EFFECT: invention makes it possible to improve the diagnostics of complications caused by EaggEC. 
     1 cl, 1 tbl
Patent RU-2765913-C1 (RU)
Title: Method for creating cell transplants for treatment of type 1 diabetes mellitus
Inventor: Skuratovskaya Darya Aleksandrovna
IPC: C12N5/071
Filed: 2020-12-14
Granted: 2022-02-04
Abstract: FIELD: cellular engineering. 
     SUBSTANCE: invention relates to the field of cellular engineering, in particular to a method for creating cell transplants for the treatment of type 1 diabetes mellitus. To implement the specified method, insulin-producing cells and MMSC of adipose tissue are obtained by enzymatic tissue treatment using a solution of 1A collagenase at a concentration of 0.1% with the addition of a Hanks solution and a cultivation medium with the addition of 15 mM of HEPES. After that, MMSC of adipose tissue are planted on substrate in the amount of 10×10 3  NC (nucleated cells)/cm 2 , cultivating for the purpose of building up and cleaning from non-target cells for 10-14 days. Islets obtained from the pancreas are centrifuged on a cascade of density gradients using ficoll-urographin to clean islets from pancreatic tissues and non-target cells. Further, islets are disaggregated by fermentation in a 0.25% Trypsin-EDTA solution, followed by centrifugation with a Hanks solution with the addition of 15 mM of HEPES. Then, insulin-producing cells are planted on substrate at a concentration of 10×10 4  NC/cm 2  and cultured for 10-14 days with alternating DMEM media with a glucose content of 1 g/l for 8 days and a glucose content of 4.5 g/l for 2-6 days. After cultivation, insulin-producing cells are mixed with MMSC of adipose tissue in a ratio of 1:1 and encapsulated in sodium alginate of 1% low-viscosity, polymerized with the addition of BaCl2 at a concentration of 2.2%, with the addition of saline – 0.9% sodium chloride.  
     EFFECT: present invention makes it possible to reduce immunogenic properties of insulin-producing structures, which helps to avoid fibrosis and the graft-versus-host reaction in the treatment of type 1 diabetes mellitus. 
     1 cl, 1 ex
Patent RU-2754754-C1 (RU)
Inventor: TALGAMER BORIS LEONIDOVICH
IPC: E21F16/00
Filed: 2021-02-18
Granted: 2021-09-07
Abstract: Изобретение относится к горным работам и может быть использовано при разработке обводненных наклонных пластовых месторождений. Способ водоотведения при разработке пластовых месторождений по восстанию с внутренним отвалообразованием включает формирование отвала заходками, устройство ниже уровня основания отвала вдоль его фронта поочередно в каждой заходке водосборных зумпфов и последующую откачку воды из зумпфов в пазуху, созданную между нижним бортом выработки и откосом внутреннего отвала. Перед вскрытием месторождения и проходкой разрезной траншеи вдоль ее нижнего борта на длину намеченной пазухи производят рыхление пород на глубину пазухи. Отсыпку внешнего отвала осуществляют с созданием бермы между подошвой отвала и верхней кромкой выработки – пазухи. Ширину бермы устанавливают с учетом возможности перемещения и работы на ней экскаваторов с нижним черпанием. Техническим результатом является повышение фильтрационной способности массива горных пород ниже выработанного пространства. 1 ил.
Patent RU-2769847-C1 (RU)
Inventor: Trunov Ilya Aleksandrovich
IPC: B64G1/64
Filed: 2021-04-09
Granted: 2022-04-07
Abstract: FIELD: aviation. 
     SUBSTANCE: invention relates to the field of aviation and rocket technology, primarily to aircraft junction units. Substance: the power element of the load-bearing structure is equipped with mechanical locks secured along the periphery, wherein each lock is equipped with an L-shaped rotary link divided by an axis of rotation into a gripping arm ensuring the gripping of the protrusion of the power element of the payload from the rear side, and a support arm interacting with the locking link, made in the form of a rod equipped with transverse sliders and a stop located under the arm, in the gripping position. The locking apparatus is made in the form of a threaded hole in the gripping arm and a bolt screwed into the threaded hole. Each locking link is connected by a metal cable with a tension drive made in the form of a cylinder with a piston and an insertable rod. The metal cables are provided with a metal winding configured to ensure sliding of the metal cable. The under-piston plane of the cylinder is communicated with the source of overpressure fluid medium through the starting apparatus, the area of the piston is selected sufficient to be moved by the overpressure of the fluid medium in the under-piston cavity and for the rod of each lock to be removed from under the stop arm. When securing, the bolts are tightened in the gripping arms. Detaching is provided by pushers after the starter is triggered. 
     EFFECT: ensured securing operability under heavy loads, facilitated configuration, simplified manufacture, and reduction in the aerodynamic resistance. 
     3 cl, 10 dwg
Patent RU-2766378-C1 (RU)
Title: Supply-and-exhaust unit with heat recovery
Inventor: Virt Maksim Vladimirovich
IPC: F24F13/24
Filed: 2021-06-24
Granted: 2022-03-15
Abstract: FIELD: ventilation and air conditioning. 
     SUBSTANCE: invention can be used in energy-saving devices of distributed supply and exhaust ventilation with heat recovery. Supply-and-exhaust unit with heat recovery includes heat exchanger (2) with inlet and outlet channels arranged in it in staggered order and flow transformers (7) adjacent to heat exchanger (2). On the reverse side of flow transformers (7) there is internal unit (1) containing inlet and outlet channels, and external unit (3) containing inlet channels. There is inflow fan (4), outgoing channels, exhaust fan (5) and protective casing (6). Flow transformers (7) are made in the form of cells. On one side, each cell has a square shape corresponding to the dimensions and shape of heat exchanger (2) channels. On the other side, the cell has the shape of a narrower rectangle turned relative to the square holes by 45 degrees. Shape of the narrower rectangle corresponds to the dimensions and shape of the channels of the inner and outer units (1) and (3). 
     EFFECT: improved noise insulation properties, increased efficiency of heat exchange during recuperation and increased compactness of the device. 
     1 cl, 7 dwg
Patent RU-2770082-C1 (RU)
Title: Layout of the unit for control and regulation of hot water supply parameters
Inventor: Chubarev Sergej Karpovich
IPC: F24D17/00
Filed: 2021-08-12
Granted: 2022-04-14
Abstract: FIELD: heat engineering.  
     SUBSTANCE: invention relates to the field of heat engineering and can be used to regulate the parameters of hot water supply of buildings, houses or structures. The control and regulation unit for hot water supply parameters includes a heating supply pipeline branched off from it and a hot water pipeline connected in parallel, connected in series with the heating supply pipeline, and a control unit, while the first temperature measurement unit is installed on the section of the supply pipeline before the branch of the hot water pipeline, the second temperature measurement unit is installed on the hot water pipeline, the outputs of the temperature measurement units are connected to the inputs of the control unit, one pressure sensor is installed on each, the hot water supply pipeline and on the return pipeline, the outputs of which are connected to the inputs of the control unit, a control valve is installed on the hot water supply pipeline, the input of which is connected to the output of the electric drive, the input of which is connected to the output of the control unit, made with the possibility of generating control signals based on the readings of temperature measurement units and coolant temperature measurement units, a damping line with a check valve is connected between the hot water supply pipeline and the heating supply pipeline.  
     EFFECT: creation of an automatic control system for regulating the parameters of hot water, which provides reliable and long-term operation by ensuring a stable mode of regulating the pressure and temperature of the coolant.  
     1 cl, 1 dwg
Patent MD-698-C2 (MD)
Title: Ultrasonic mode transducer
Inventor: SOSEDOV VITALIE
IPC: G01N29/04
Filed: 1996-08-19
Abstract: The invention relates to the means of the indestructible control of the articles.The substance of the invention is the raise of the sensitivity by increasing the energy concentration of the received oscillations. The completion of the supersonic mode transducer as align and contact setted a piezoelectric element 1 in the form of a disk, a steel plate 4 and a piezoelectric element 2 in the form of a short bar, the diameter of which is smaller than then the diameter of the piezoelectric element 1, ensures the conversion of the received supersonic oscillations by their propagation from the piezoelectric element 1 into the piezoelectric element 2. Owing to this the amplitude of the electric signals taken away from the piezoelectric elements 2 surface is increasing.
Patent DE-2107318-C2 (DE)
Title: Grippers for short necked bottles - have pairs of resilient upright strips spread by inflatable hoses to grip necks of adjacent bottles
IPC: B65G47/90
Filed: 1971-02-16
Granted: 1982-12-23
Abstract: The mechanism is intended for gripping and transferring short-necked bottles (6). It comprises a movable frame with a number of pairs of upright and joined carrier strips (4) which are laterally slidable in the frame and are actuated to grip the bottles by inflatable hoses (5) arranged between the strips of each pair. inflation of each hose bends the strips of each pair outwards such that their outer sides (10) grip the necks of two adjacent bottles. The strips are pref. in a resilient material such that they return to their parallel positions when the hose is deflated.PS.
Patent DE-3051053-C2 (DE)
Title: Application of cover to book or brochure
IPC: B42C7/00
Filed: 1980-03-20
Granted: 1987-11-05
Abstract: The book cover is made from a piece of carboard with two parallel fold lines between the spine and front and back. The inside surface of the spine is covered with a strip of thermo-setting adhesive. The fold lines are made by using a tool which presses the cardboard against two parallel ridges projecting from a base plate. The adhesive strip is placed between these ridges so thta it is bonded to the spine simultaneously with the formation of the fold lines.
Patent DE-3102409-C2 (DE)
Title: Verfahren zur Herstellung von Bildern
IPC: B44D5/00
Filed: 1981-01-26
Granted: 1985-03-28
Abstract: Bei einem Verfahren zur Herstellung von Bildern ist als Untergrund entweder eine Holztafel (1) oder eine Leinwand (3) vorgesehen. Ist der Untergrund eine Holztafel (1), so wird die Leinwand (3) auf deren Oberfläche aufgeklebt. Zwecks Erzielung einer rissigen, alt aussehenden Bildoberfläche wird auf die Leinwand (3) eine Holzkleberschicht (4) und auf diese nach kurzzeitigem Antrocknen eine Schicht (5) eines Gemischs weißer Anstrichfarbe mit Kreide aufgetragen und das ganze vollkommen ausgetrocknet. Zur Herstellung des eigentlichen Bildes (7) auf dem so vorbehandelten Untergrund wird ein herkömmlicher Farbdruck auf wassersaugendem Papier verwendet. Der Bildteil des Farbdruckes wird mittels Lösungsmitteln angelöst und durch Flüssigkleber auf dem erfindungsgemäß vorbehandelten Untergrund fixiert. Zwecks Entfernen des Papiers des Druckes wird dasselbe mit Wasser durchfeuchtet und mit einer Bürste beseitigt, so daß der mit dem erfindungsgemäßen Untergrund fest verbundene Bildteil bestehen bleibt, auf dem auch die erfindungsgemäß hergestellten feinen Risse (6) sichtbar sind.